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STMicroelectronics STW9N150

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MOSFET N-CH 1500V 8A TO247-3
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    STW9N150 this integrated circuit is available in factory sealed anti static packs. at Please read product page below detail information. including STW9N150 price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for STW9N150 to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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    STW9N150 informationSTW9N150 information


    STW9N150 Typical application Circuitry


    The STW9N150 is a power MOSFET. Power MOSFETs play an instrumental role in many electronics, given their efficient switching capabilities and ability to manage high currents.

    Applications That Involve the STW9N150:

    1. Power conversion systems.
    2. High-frequency switched-mode power supplies.
    3. AC and DC motor drive controls.
    4. Power management for industrial machinery.

    Salient Characteristics of the STW9N150:

    1. It boasts a significant drain-source breakdown voltage, making it apt for handling high-voltage operations.

    2. It has a low on-resistance (RDS(on)), which encourages effective power conversion and minimizes power losses.

    3. Its design encourages high-frequency switching, broadening its use-case scenarios.

    Considering its versatility, let's illustrate its implementation in a High-Frequency SMPS.

    Deployment of STW9N150 in an SMPS Circuit:

    1. Input Side: The input voltage of the SMPS needs to be tied to the Drain of the STW9N150.

    2. Signal Control: A PWM (Pulse Width Modulation) generator or a microcontroller sends the control signal, which interfaces with the Gate of the STW9N150. This determines the MOSFET's switching, thereby regulating the SMPS's output.

    3. Reference Setup: The Source terminal of the STW9N150 acts as a reference, and it should be coupled with the system's ground.

    4. Handling Transients: Given that high-frequency switching can generate voltage transients, it's wise to incorporate a snubber circuit across the MOSFET's Drain and Source. This mitigates potential voltage spikes and ensures smoother operation.

    Design Precautions with STW9N150:

    1. Managing Heat Production: MOSFETs, particularly ones like the STW9N150 that handle hefty currents, can generate considerable heat. An efficient thermal management solution, such as a heatsink, is crucial.

    2. Fine-Tuning Gate Drive: To derive optimal performance from the STW9N150, ensure the gate voltage is neither too high nor too low. An inadequate gate drive can affect performance and thermal conditions.

    3. Protecting the Circuit: Alongside snubber circuits, integrating additional surge protection devices can be valuable. This shields both the STW9N150 and the surrounding components.

    4. Respecting Manufacturer's Specifications: Always align your design to respect the thresholds laid out in the datasheet of the STW9N150, be it voltage, current, or thermal limits.

    While serving as a fundamental manual, real-world applications may have their own specific problems and demands.

    STW9N150 FAQ

    1. How to order STW9N150 on

    Currently, only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.

    2. How does guarantee that STW9N150 is from the original manufacturer or authorized agents?

    We have a professional and experienced quality control team to strictly verify and test the STW9N150. All suppliers must pass our qualification reviews before they can publish their products including STW9N150 on; we pay more attention to the channels and quality of STW9N150 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

    3. Are the STW9N150 price and inventory displayed accurate?

    The price and inventory of STW9N150 fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

    4. What forms of payment are accepted?

    Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

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    5. How is the shipping arranged?

    Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

    Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

    Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

    6. What is the process for return or replacement of STW9N150?

    All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the STW9N150 we delivered, we will accept the replacement or return of the STW9N150 only when all of the below conditions are fulfilled:

    (1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

    (2)We are informed of the defect described above within 90 days after the delivery of STW9N150.

    (3)The PartNo is unused and only in the original unpacked packaging.

    Two processes to return the products:

    (1)Inform us within 90 days

    (2)Obtain Requesting Return Authorizations

    7.How to contact us to get technical supports, such as STW9N150 pin diagram, STW9N150 datasheet?

    If you need any after-sales service, please do not hesitate to contact us.

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